In no disease does diet form a more important part of the treatment than in diabetes mellitus. As is well known, the nature of the disease consists in the fact that the organism is unable either entirely or nearly so to utilize the carbohydrate foods. We thus have to deal with a genuine anomaly of metabolism, and the main points of treatment will consist of a rational and appropriate diet so long as there is no specific remedy for this disease.
As it is possible to live on meat and fat alone without carbohydrates, it was natural to exclude this latter group of foodstuff from the diabetic diet. This was, indeed, done by the earliest observers who had knowledge of the nature of diabetes (Rollo, 1796), and this diet was adhered to with slight modifications until the present time.
The following disadvantages are attached to a purely animal diet: It